Direct (nonstop) flights from Cheongju to Jeju

6 airlines fly nonstop from Cheongju International Airport (CJJ) to Jeju International (CJU). It's 229 miles (368 km), about 1h 10m in the air. Operated by Jeju Air, Korean Air, Jin Air and others.

CJJ
Cheongju International Airport
🇰🇷 Cheongju, Republic of Korea
CJU
Jeju International
🇰🇷 Jeju, Republic of Korea
Flight Time
1h 10m
Distance
229 mi
368 km
CO₂/pax
42 kg
−75 kg vs. layover
Airlines
6
Jeju Air +5
Time Diff
Same timezone
Operated by Jeju Air Jeju Air Korean Air Korean Air Jin Air Jin Air Asiana Airlines Asiana Airlines T´Way Air T´Way Air Eastar Jet Eastar Jet

Route data last updated: May 27, 2026

Airlines with non-stop flights

Jeju Air 7C Jeju Air
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi
Korean Air KE Korean Air
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi
Jin Air LJ Jin Air
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi
Asiana Airlines OZ Asiana Airlines
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi
T´Way Air TW T´Way Air
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi
Eastar Jet ZE Eastar Jet
Route
CJJ → CJU
Flight Time
1h 10m
Distance
229 mi

Alternative Routes

Other ways to fly from Cheongju to Jeju with one stop · direct emits 42 kg CO₂ per passenger

CJJ FUK (Fukuoka) CJU
Leg 1: 1h 20m (273 mi) Leg 2: 1h 20m (228 mi) Total: ~2h 40m 🍃 117 kg CO₂ (+179% vs. direct)
Leg 1
CJJ → FUK
1h 20m · 273 mi
View CJJ to FUK flights →
Leg 2
FUK → CJU
1h 20m · 228 mi
View FUK to CJU flights →
CJJ KIX (Osaka) CJU
Leg 1: 1h 45m (464 mi) Leg 2: 2h (506 mi) Total: ~3h 45m 🍃 205 kg CO₂ (+388% vs. direct)
Leg 1
CJJ → KIX
1h 45m · 464 mi
View CJJ to KIX flights →
Leg 2
KIX → CJU
2h · 506 mi
View KIX to CJU flights →
CJJ TPE (Taipei) CJU
Leg 1: 2h 33m (884 mi) Leg 2: 2h (661 mi) Total: ~4h 33m 🍃 311 kg CO₂ (+640% vs. direct)
Leg 1
CJJ → TPE
2h 33m · 884 mi
View CJJ to TPE flights →
Leg 2
TPE → CJU
2h · 661 mi
View TPE to CJU flights →
CJJ TAO (Qingdao) CJU
Leg 1: 2h 20m (413 mi) Leg 2: 2h 20m (413 mi) Total: ~4h 40m 🍃 177 kg CO₂ (+321% vs. direct)
Leg 1
CJJ → TAO
2h 20m · 413 mi
View CJJ to TAO flights →
Leg 2
TAO → CJU
2h 20m · 413 mi
View TAO to CJU flights →
CJJ NRT (Tokyo) CJU
Leg 1: 2h 10m (722 mi) Leg 2: 2h 43m (806 mi) Total: ~4h 53m 🍃 308 kg CO₂ (+633% vs. direct)
Leg 1
CJJ → NRT
2h 10m · 722 mi
View CJJ to NRT flights →
Leg 2
NRT → CJU
2h 43m · 806 mi
View NRT to CJU flights →

Looking for the return flight?

CJU → CJJ: Flights from Jeju to Cheongju

Frequently Asked Questions

How long is the direct flight from Cheongju to Jeju?

A nonstop flight from Cheongju (CJJ) to Jeju (CJU) takes approximately 1 hours and 10 minutes. The distance is 229 miles (368 km).

Which airlines fly nonstop from Cheongju to Jeju?

6 airlines: Jeju Air, Korean Air, Jin Air, Asiana Airlines, T´Way Air, Eastar Jet.

Is there a nonstop flight from Cheongju to Jeju?

Yes. 6 airlines: Jeju Air, Korean Air, Jin Air, Asiana Airlines, T´Way Air, Eastar Jet.

How far is Cheongju from Jeju?

The flight distance from Cheongju to Jeju is 229 miles (368 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Paris.

What type of aircraft flies from Cheongju to Jeju?

At 1h 10m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.

What is the carbon footprint of a flight from Cheongju to Jeju?

Roughly 42 kg CO2 per passenger one-way. That's about the same as driving 210 km.

Is the return flight from Jeju to Cheongju also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from Cheongju to Jeju?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at Cheongju International Airport for this flight?

1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.